Boating Knowledge Base

Have a sailing question? Access NauticEd’s sailing and boating knowledge base, and gain in-depth answers to your sailing questions. If you’re interested in powerboating, visit our new powerboating blog.

Nautical chart symbols for rocks, wrecks, and obstructions, detailing dangers and depths for safe navigation.

Chart Symbols

Studying a harbor layout does very little good without understanding the symbols and what they signify. It pays to
October 17, 2023/by Grant Headifen

Hull and Keel

A sailboat’s hull and keel receive considerable attention from a sailboat designer since they determine the capacity of the vessel, how fast it will go, and the degree of safety and comfort.
October 16, 2023/by Grant Headifen
Boat battery wiring diagram showing engine, alternator, battery banks, isolator, charger, and shore power connections.

Typical Boat and Battery Wiring Schematic

Here is a typical wiring schematic of how your batteries are connected into your boat and charging system.
April 15, 2024/by Grant Headifen
Diagram illustrating catamaran maneuvering with throttle controls, spring line, and wind effect in docking scenarios.

Catamaran Maneuvering Mastery

As now learned, Cats can turn inside their own length, they can vector sideways, and using the bulldozer effect you can instantly rotate the Cat to point in any direction, you can do almost anything.
June 1, 2025/by Grant Headifen
Two sailboats, one red and one blue, are connected on the water.

Towing

The following diagram shows how you can tow another vessel. Form a “bridle” from the rear cleats...
October 24, 2023/by Grant Headifen
Two men discussing sailing techniques on a sailboat, part of NauticEd's Instructional Skipper program.

Learning sailing while on a Yacht Charter Vacation

Learn to sail while on vacation with the Instructional Skipper Program. Gain real-world skills and practical experience in beautiful destinations.
December 15, 2024/by Grant Headifen
Couple relaxing on sailboat deck, enjoying sunny day on turquoise waters. Dream yachting escape in paradise.

Why Anchor?

There are many reasons for anchoring your boat...
October 20, 2023/by Grant Headifen
Sailboat and motor yacht on open sea, aerial view, showcasing a serene maritime adventure on calm waters.

Crossing Situations Nav Rules

The Rule 15 (a) when two power-driven vessels are crossing so as to involve risk of collision, the vessel...
August 24, 2023/by Grant Headifen
Sailboat heeled over in windy conditions on a sunny day, gliding through blue waters under clear skies.

Running Aground

In the information age, running aground is usually caused by an amateur mistake, and besides the potential damage, it is also highly embarrassing.
October 23, 2023/by Grant Headifen

Air Flow over the Sails

Similar to steady flight, we've got to keep the air flowing over the sails smoothly...
August 22, 2023/by Grant Headifen
Sailboat gliding on calm sea during a vibrant sunset, highlighting the beauty of sailing at dusk.

Vessel Lights and Shapes

Nighttime can be a beautiful time to sail. However, night vision is not the same as day vision and so rules have been established to ensure safety.
October 12, 2023/by Grant Headifen
Three people having a relaxed conversation on a sailboat at sunset.

The Types of Sailing Charters

There are two types of sailing charters; captained and bareboat. The captained charters have a professional captain on board to navigate and operate the vessel, and usually...
April 4, 2024/by Grant Headifen
Illustration of sailboats docked at a pier, showing wind direction and spring line for secure mooring.

Docking onto End Ties

Wind blowing you off the dock end ties, plan a fairly steep approach so that you are facing more into the wind.
March 30, 2024/by Grant Headifen
Assorted sailboat hardware: snap hook, swivel block, cleats, shackles, rope jammer, jib sail hank, turnbuckle, pad eye.

Sailboat Running Rigging

A sailboat’s running rigging consists of those items controlling the sails and helping the sails to capture the wind’s energy.
October 18, 2023/by Grant Headifen
Two sailboats with conical shapes on the ocean, indicating vessels under power, sailing in clear weather.

Motor Sailing

If the wind is light and your time is short you might want to consider motor-sailing—using your auxiliary engine...
October 19, 2023/by Grant Headifen

Typical Sailboat Energy Usage

Here we show the devices and how much energy you would typically use on a sailing boat on a sailing vacation each day.
April 12, 2024/by Grant Headifen
Sailboat demonstrating heaving-to maneuver with labeled parts: backwinded headsail, helm position, and sideways wake.

Sailing Heave To

When you have successfully hove-to (heaved-to), your sailboat will be in a stable situation with the mainsail and headsail still up. Your forward speed will be minimal and...
October 12, 2023/by Grant Headifen
Sailors securing a sailboat to a mooring buoy at sunset, against a backdrop of tranquil ocean and distant islands.

Mooring on a Charter

Most developed chartering locations throughout the world have established zones in which mooring balls have been permanently implanted.
April 12, 2024/by Grant Headifen
Sailor in a red jacket braving rough seas, harnessed on a wet deck with splashing waves, focused on handling the sail.

Sailing Safety Equipment

There is a plethora of equipment specially designed for a variety of emergencies at sea. Some are inexpensive...
October 16, 2023/by Grant Headifen
ICOM IC-M302 marine VHF radio with mic, featuring channel 16 display for reliable communication at sea.

Using a Marine Radio

Knowledge of use of a VHF is not only mandatory for safety but some governments require a VHF knowledge certification before you can charter a boat in their waters.
April 10, 2024/by Grant Headifen
Two sailboats navigate wind conditions of 20 and 10 knots, illustrating sailing dynamics and wind impact.

Reefing the Sails

Before heading out, check forecasted wind conditions to see if you might need to reef at some point during the day. If so, make appropriate reefing preparations in the calm marina and ensure your crew knows the procedure.
October 12, 2023/by Grant Headifen

Boat Heading vs Sail Set and Forces on the Sail

The set of your sail depends on your sailing angle to the wind. You're working to maximize the aerodynamic forces on the sail.
August 30, 2023/by Grant Headifen
Man showing fish to child and another person on a boat, enjoying a sunny day at sea.

Fishing on a Charter

Bring a fishing rod and reel with a 20 lb break strength line. Even if you’re not typically a fisher, few things in life are better than catching a fish for your crew, cooking it, and serving it that evening. It will increase your hero status.
April 7, 2024/by Grant Headifen
Diagram illustrating true wind, apparent wind, and boat speed effects on sail, influencing sailing dynamics.

Sailing Wind Velocity & Direction

The faster the boat sails into the wind, the more the apparent wind speed increases and the more it feels like it is coming from the front of the boat. They say  "The apparent wind is forward of the true wind". This means the apparent wind feels like it comes from a more forward direction than the true wind.
October 19, 2023/by Grant Headifen

Last updated on December 6th, 2024